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- Prostate-Specific Antigen (PSA) Test - NCI - National Cancer Institute
Prostate-specific antigen, or PSA, is a protein produced by normal, as well as malignant, cells of the prostate gland Both prostate cancer and several benign conditions (particularly benign prostatic hyperplasia, or BPH, and prostatitis) can cause PSA levels in the blood to rise The PSA test measures the level of PSA in the blood
- Prostate-Specific Antigen: PSA Test and PSA Levels Explained - WebMD
The prostate-specific antigen (PSA) test is used to measure blood PSA levels and help detect prostate cancer or other prostate abnormalities
- PSA test - Mayo Clinic
The PSA test is a blood test used primarily to screen for prostate cancer The test measures the amount of prostate-specific antigen (PSA) in your blood PSA is a protein produced by both cancerous and noncancerous tissue in the prostate, a small gland that sits below the bladder in males
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- Prostate-specific antigen (PSA) levels by age: What to know
PSA levels can be measured in the bloodstream, and elevated PSA levels can sometimes be a symptom of prostate cancer So, this antigen gives doctors a starting point to evaluate your risk of having that disease But what constitutes a normal PSA level? Why might your PSA levels be elevated?
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